72587865

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 137401920

約数和(自身を除く): 64814055

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 147, 183, 245, 305, 427, 735, 915, 1281, 1619, 2135, 2989, 4857, 6405, 8095, 8967, 11333, 14945, 24285, 33999, 44835, 56665, 79331, 98759, 169995, 237993, 296277, 396655, 493795, 691313, 1189965, 1481385, 2073939, 3456565, 4839191, 10369695, 14517573, 24195955, 72587865]

約数ペア:

[(1, 72587865), (3, 24195955), (5, 14517573), (7, 10369695), (15, 4839191), (21, 3456565), (35, 2073939), (49, 1481385), (61, 1189965), (105, 691313), (147, 493795), (183, 396655), (245, 296277), (305, 237993), (427, 169995), (735, 98759), (915, 79331), (1281, 56665), (1619, 44835), (2135, 33999), (2989, 24285), (4857, 14945), (6405, 11333), (8095, 8967)]